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Data quality report

Warrington’s Own Buses_Great Sankey_Warrington_20221003_1

• Please find your data quality observations below.
• What are the different type of observations?
• Download data quality report.csv

716

Bus lines

90%

AMBER
Data quality

581

Critical observations

225

Advisory observations

Contents

Critical observations (581)

These observations are considered critical in terms of data quality. An operator should aim to have zero critical observations in their data.

Timing (1)

Number of observations	Observation category
1	Last stop is not a timing point

Data set (580)

Number of observations	Observation category
580	Missing block number

Advisory observations (225)

These observations suggest there may be an error in the data. However, for some types of services these may be intended by the operator. Advisory observations should be investigated and addressed. If the observation is a result of intended behaviour, an operator can suppress the observation.

Stop (70)

Number of observations	Observation category
70	Missing stops

Timing (54)

Number of observations	Observation category
54	No timing point for more than 15 minutes

Journey (101)

Number of observations	Observation category
99	Expired lines
2	Journey overlap